<!DOCTYPE html>
<html>
<head>
  <title>young cowboy</title>
  <base target="_blank">
</head>
<body>
  <style type="text/css">
    .wrapper{
      width: 990px;
      margin: auto;
    }
    .item{
      font-size: 24px;
    }
  </style>
  <div class="wrapper">
    <ul class="list">
      <li class="item"><a href="./gallery/video-canvas/">canvas 处理视频</a></li>
      <li class="item"><a href="./gallery/mediadevices/">前端获取摄像头</a></li>
    </ul>
  </div>
</body>
</html>
